This long-form guide will walk you through —from official patches to advanced emulation workarounds—to get you into the Nine Realms.

| | Not this error | | :--- | :--- | | "Your CPU needs AVX2 / FMA instructions" | "The application was unable to start correctly (0xc000007b)" | | Crash before the title screen | Crash after the Santa Monica logo | | Error mentions "instruction set" or "Illegal instruction" | GPU driver timeout or D3D Device Removed error |

If missing → proceed.